Home / 684,063.90-1,026,002.70-178,664.40

Finding the Fourth Proportional to 684,063.90, 1,026,002.70 and 178,664.40

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Solution

The fourth proportional to 684,063.90, 1,026,002.70 and 178,664.40 is: 267,972.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,063.90 : 1,026,002.70 = 178,664.40 : x
  2. Step 2: Convert to fraction form
    684,063.90/1,026,002.70 = 178,664.40/x
  3. Step 3: Cross multiply
    684,063.90x = 1,026,002.70 × 178,664.40
  4. Step 4: Simplify right side
    684,063.90x = 183,310,156,793.88
  5. Step 5: Solve for x
    x = 183,310,156,793.88/684,063.90
  6. Step 6: Final answer
    x = 267,972.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.